llvmbot wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-lldb

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>

Heterogenous lookups allow us to call find with StringRef, avoiding a
temporary heap allocation of std::string.


---
Full diff: https://github.com/llvm/llvm-project/pull/115590.diff


2 Files Affected:

- (modified) lldb/tools/lldb-dap/DAP.cpp (+1-1) 
- (modified) lldb/tools/lldb-dap/DAP.h (+1-1) 


``````````diff
diff --git a/lldb/tools/lldb-dap/DAP.cpp b/lldb/tools/lldb-dap/DAP.cpp
index 647e28080b6339..e45f9bf359e5bf 100644
--- a/lldb/tools/lldb-dap/DAP.cpp
+++ b/lldb/tools/lldb-dap/DAP.cpp
@@ -692,7 +692,7 @@ bool DAP::HandleObject(const llvm::json::Object &object) {
   const auto packet_type = GetString(object, "type");
   if (packet_type == "request") {
     const auto command = GetString(object, "command");
-    auto handler_pos = request_handlers.find(std::string(command));
+    auto handler_pos = request_handlers.find(command);
     if (handler_pos != request_handlers.end()) {
       handler_pos->second(object);
       return true; // Success
diff --git a/lldb/tools/lldb-dap/DAP.h b/lldb/tools/lldb-dap/DAP.h
index dab4ce44ab202c..1641a58c7dbd06 100644
--- a/lldb/tools/lldb-dap/DAP.h
+++ b/lldb/tools/lldb-dap/DAP.h
@@ -171,7 +171,7 @@ struct DAP {
   // the old process here so we can detect this case and keep running.
   lldb::pid_t restarting_process_id;
   bool configuration_done_sent;
-  std::map<std::string, RequestCallback> request_handlers;
+  std::map<std::string, RequestCallback, std::less<>> request_handlers;
   bool waiting_for_run_in_terminal;
   ProgressEventReporter progress_event_reporter;
   // Keep track of the last stop thread index IDs as threads won't go away

``````````

</details>


https://github.com/llvm/llvm-project/pull/115590
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